A mother, Emi, came to visit her daughter and her husband. - I was happy to see the two of them getting along so well. - However, one late night, she encounters her son-in-law masturbating and hears his heartbreaking thoughts. - The son-in-law had been unable to have sex with his wife Emi's daughter for several months. - Feeling sorry for him, Emi calmed him down with her mouth and hands, telling him that if it was just for a little bit, I would do it. - The next day, the son-in-law steals his wife's attention and messes with Emi. - She succumbs to his passionate passion and finally gives in to him. - The act of pretending for a while awakens Emi's forgotten woman, and she voluntarily asks for her son-in-law's cock...